master
1/* $NetBSD: altq_conf.h,v 1.10 2007/03/04 05:59:01 christos Exp $ */
2/* $KAME: altq_conf.h,v 1.10 2005/04/13 03:44:24 suz Exp $ */
3
4/*
5 * Copyright (C) 1998-2002
6 * Sony Computer Science Laboratories Inc. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29#ifndef _ALTQ_ALTQ_CONF_H_
30#define _ALTQ_ALTQ_CONF_H_
31#ifdef ALTQ3_COMPAT
32
33#ifdef _KERNEL
34
35#include <sys/param.h>
36#include <sys/conf.h>
37#include <sys/kernel.h>
38
39#if (__FreeBSD_version > 300000)
40#define ALTQ_KLD
41#endif
42
43#ifdef ALTQ_KLD
44#include <sys/module.h>
45#endif
46
47#ifndef dev_decl
48#ifdef __STDC__
49#define dev_decl(n,t) d_ ## t ## _t n ## t
50#else
51#define dev_decl(n,t) d_/**/t/**/_t n/**/t
52#endif
53#endif
54
55#if defined(__NetBSD__)
56typedef int d_open_t(dev_t, int, int, struct lwp *);
57typedef int d_close_t(dev_t, int, int, struct lwp *);
58typedef int d_ioctl_t(dev_t, u_long, void *, int, struct lwp *);
59#endif /* __NetBSD__ */
60
61#if defined(__OpenBSD__)
62typedef int d_open_t(dev_t, int, int, struct proc *);
63typedef int d_close_t(dev_t, int, int, struct proc *);
64typedef int d_ioctl_t(dev_t, u_long, void *, int, struct proc *);
65
66#define noopen (dev_type_open((*))) enodev
67#define noclose (dev_type_close((*))) enodev
68#define noioctl (dev_type_ioctl((*))) enodev
69
70int altqopen(dev_t, int, int, struct proc *);
71int altqclose(dev_t, int, int, struct proc *);
72int altqioctl(dev_t, u_long, void *, int, struct proc *);
73#endif
74
75/*
76 * altq queueing discipline switch structure
77 */
78struct altqsw {
79 const char *d_name;
80 d_open_t *d_open;
81 d_close_t *d_close;
82 d_ioctl_t *d_ioctl;
83#ifdef __FreeBSD__
84 dev_t dev; /* make_dev result for later destroy_dev */
85#endif
86};
87
88#define altqdev_decl(n) \
89 dev_decl(n,open); dev_decl(n,close); dev_decl(n,ioctl)
90
91#ifdef ALTQ_KLD
92
93struct altq_module_data {
94 int type; /* discipline type */
95 int ref; /* reference count */
96 struct altqsw *altqsw; /* discipline functions */
97};
98
99#define ALTQ_MODULE(name, type, devsw) \
100static struct altq_module_data name##_moddata = { type, 0, devsw }; \
101 \
102moduledata_t name##_mod = { \
103 #name, \
104 altq_module_handler, \
105 &name##_moddata \
106}; \
107DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_MIDDLE+96)
108
109void altq_module_incref(int);
110void altq_module_declref(int);
111int altq_module_handler(module_t, int, void *);
112
113#endif /* ALTQ_KLD */
114
115#endif /* _KERNEL */
116#endif /* ALTQ3_COMPAT */
117#endif /* _ALTQ_ALTQ_CONF_H_ */